| Aktien-Theater | Aktien-Theater | Germany, Heilbronn | 1892-02-08 | -- | 1892 | 1 | |
| Austrheim Samfunnshus | Austrheim Samfunnshus | Norway, Mastrevik | 1989-10-08 | -- | 1989 | 1 | |
| Arizona Színház | Arizona Színház | Hungary, Budapest | 1991-11-29 | -- | 1991 | 1 | |
| Aula des Gymnasiums | Aula des Gymnasiums | Germany, Petrinum Brilon, Zur Jakobuslinde 21 | 2002-01-21 | -- | 2002 | 1 | |
| Atchison | Atchison | United States, Atchison | 1910-11-04 | 1910-11-04 | 1910 | 1 | |
| Am Stram Gram Le Théâtre | Am Stram Gram Le Théâtre | Switzerland, Genève, Route de Frontenex 56 | 2004-09-24 | -- | 2004 | 1 | |
| Auditorio Ciudad de León | Auditorio Ciudad de León | Spain, León, Avenida de los Reyes Leoneses, 4 | 2010-05-19 | -- | 2010 | 1 | |
| Ashtabula Arts Center | Ashtabula Arts Center | United States, Ashtabula, 2928 W 13th St | 2011-11-04 | 2011-11-13 | 2011 | 1 | |
| Arts Centre | Arts Centre | England, Kings Lynn, Norfolk, 29 King Street | 1999-06-24 | -- | 1999 | 1 | |
| Annaberg | Annaberg | Germany, Annaberg-Buchholz | 1878-- | -- | 1878 | 1 | |
| Ateneu Català | Ateneu Català (Clot) | Spain, Barcelona | 1915-06-20 | -- | 1915 | 1 | |
| ARTos Cultural and Research Foundation | ARTos Cultural and Research Foundation | Cyprus, Nicosia, 64 Ayion Omoloyiton Avenue | 2018-04-16 | 2018-04-27 | 2018 | 1 | |
| Akita | Akita | Japan, Akita | 2010-02-04 | -- | 2010 | 1 | |
| Aardklop Festival | Aardklop Festival | South Africa, Potchefstroom | 2006-09-26 | 2006-09-30 | 2006 | 1 | |
| Arts Guild Theatre | Arts Guild Theatre | Scotland, Glasgow, Campbell Street | 1969-11-28 | -- | 1969 | 1 | |
| Archipel | Archipel | France, Granville | 2012-12-04 | -- | 2012 | 1 | |
| Alexandria | Alexandria | Romania, Alexandria | -- | -- | | | |
| Apartman Sahne | Apartman Sahne (Apartman Stage) | Turkey, Istanbul, Koşuyolu Mh. Arda (Eski Gül) Sk. Şahin Apt. No:2/2-11A Kadıköy | -- | -- | | | |
| Åmot | Åmot | Norway, Vinje, Telemark | -- | -- | | | |
| Alba | Alba | Romania, Alba | -- | -- | | | |
| Alexandre Dumas Théâtre | Théâtre Alexandre Dumas | France, Saint-Germain-en-Laye, 3 Rue Henri IV | -- | -- | | | |
| Apartman Sahne | Apartman Sahne (Apartman Stage) | Turkey, Istanbul, Koşuyolu Mh. Arda (Eski Gül) Sk. Şahin Apt. No:2/2-11A Kadıköy | -- | -- | | | |
| Albstadt | Albstadt | Germany, Albstadt | -- | -- | | | |
| Arbore | Arbore | Romania, Arbore | -- | -- | | | |
| Ayuntamiento de Sevilla | Ayuntamiento de Sevilla | Spain, Sevilla | -- | -- | | | |
| Altusried | Altusried | Germany, Altusried | -- | -- | | | |
| Asnæs | Asnæs | Denmark, Asnæs | -- | -- | | | |
| Apartman Sahne | Apartman Sahne (Apartman Stage) | Turkey, Istanbul, Koşuyolu Mah. Arda (Eski Gül) Sk. Şahin Apt. No:2/2-11A Kadıköy - İstanbul | -- | -- | | | |
| Aalen | Aalen | Germany, Aalen | -- | -- | | | |
| Arts, Salle des | Salle des Arts | France, Villennes-sur-Seine, 57 Place de la Libération | -- | -- | | | |
| Adjud | Adjud | Romania, Adjud | -- | -- | | | |
| Aizpute | Aizpute | Latvia, Aizpute | -- | -- | | | |
| Adana DT Sahnesi (Adana DT Stage) | Hacı Ömer Sabancı Kültür Merkezi Sahnesi (Haci Omer Culture Center Theatre Stage) | Turkey, Seyhan/ADANA, Hacı Ömer Sabancı Kültür Merkezi Adana Devlet Tiyatrosu Sahnesi | -- | -- | | | |
| Apartman Sahne | Apartman Sahne (Apartman Stage) | Turkey, Istanbul, Koşuyolu Mh. Arda (Eski Gül) Sk. Şahin Apt. No:2/2-11A Kadıköy | -- | -- | | | |
| Agnes Sorma und die Irving Place Theatergesellschaft | Agnes Sorma und die Irving Place Theatergesellschaft | United States, Chicago | -- | -- | | | |
| Arosa | Arosa | Switzerland, Arosa | -- | -- | | | |
| Ålen | Ålen | Norway, Ålen | -- | -- | | | |
| Aula Lettenweg | Aula Lettenweg 25 | Switzerland, Allschwil, Lettenweg 25, | -- | -- | | | |
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